E-CALLISTO HARDWARE CONFIGURATION

Log Periodic Dipole Antenna Specifications :

Log Periodic Antenna
  • Frequency Range: 40-900 MHz
  • Gain: 8-9 dBi
  • Beam width: 90-110 degree
  • VSWR < 2
  • Return Loss -10 dBi

Design Parameter for Fabrication:

  • Number of Element = 28
  • Material for Boom and Elements = Aluminium
  • Length of Each Boom = 3.63 m (Parallel Two booms with spacing 1cm)
  • Cross section = 4 cm X 4 cm
  • Total Stub length = 0.937 m





E-Callisto Spectrometer Specifications :

Callisto Spectrometer
  • Frequency range : 45 MHz - 870 MHz
  • Frequency resolution : 62.5 KHz
  • Dynamic range : -120 dBm to -20 dBm
  • Sensitivity : 25 (mV/dB) ± 1mV/dB
  • Noise figure : < 10dB

  • Sampling frequency internal clock: 800 s/sec max, external clock: 1000 s/sec max
  • Number of channels: 1-500, nominal 200 frequencies per sweep
  • Supply: 12V ± 2V / 225mA
  • Weight: ∼ 800 g
  • Dimensions: 110mm x 80mm x 205mm
  • Input: 3 configuration files (configuration, frequency, scheduler)
  • Software Output: 2 files (FITS-file and logfile)